Chance,
Like others have been saying, an idea of price would be great.
Is it possible to setup a chart of some kind, like I've seen with software group buys? i.e. 1 to 25 units = $, 26 to 50 units = $$, 51 ti 75 units = $$$ 76 to 100 units = $$$$ etc, etc
Just a thought.
Joel